.Which generalization about democracy is most valid? A. democratic political systems require a highly industrialized society.
B. democratic governments first evolved in North America
C. democratic governments prevent their citizens from traveling abroad
D. democratic governments protect basic civil liberties

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city. 

True the answer is true